Finding the Fourth Proportional to 344,246.40, 515,929.76 and 277,717.88
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Solution
The fourth proportional to 344,246.40, 515,929.76 and 277,717.88 is: 416,221.98
Step by Step Solution
- Step 1: Write the proportion equation
344,246.40 : 515,929.76 = 277,717.88 : x - Step 2: Convert to fraction form
344,246.40/515,929.76 = 277,717.88/x - Step 3: Cross multiply
344,246.40x = 515,929.76 × 277,717.88 - Step 4: Simplify right side
344,246.40x = 143,282,919,176.11 - Step 5: Solve for x
x = 143,282,919,176.11/344,246.40 - Step 6: Final answer
x = 416,221.98
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.